void WebBackForwardListProxy::removeItem(uint64_t itemID)
{
IDToHistoryItemMap::iterator it = idToHistoryItemMap().find(itemID);
if (it == idToHistoryItemMap().end())
return;
historyItemToIDMap().remove(it->second);
idToHistoryItemMap().remove(it);
}
void WebBackForwardListProxy::addItemFromUIProcess(uint64_t itemID, PassRefPtr<WebCore::HistoryItem> prpItem)
{
RefPtr<HistoryItem> item = prpItem;
// This item/itemID pair should not already exist in our maps.
ASSERT(!historyItemToIDMap().contains(item.get()));
ASSERT(!idToHistoryItemMap().contains(itemID));
historyItemToIDMap().set(item, itemID);
idToHistoryItemMap().set(itemID, item);
}
void WebBackForwardListProxy::addItem(PassRefPtr<HistoryItem> prpItem)
{
RefPtr<HistoryItem> item = prpItem;
ASSERT(!historyItemToIDMap().contains(item));
if (!m_page)
return;
uint64_t itemID = generateHistoryItemID();
ASSERT(!idToHistoryItemMap().contains(itemID));
historyItemToIDMap().set(item, itemID);
idToHistoryItemMap().set(itemID, item);
updateBackForwardItem(itemID, item.get());
m_page->send(Messages::WebPageProxy::BackForwardAddItem(itemID));
}
HistoryItem* WebBackForwardListProxy::itemAtIndex(int itemIndex)
{
if (!m_page)
return 0;
uint64_t itemID = 0;
if (!WebProcess::shared().connection()->sendSync(Messages::WebPageProxy::BackForwardItemAtIndex(itemIndex), Messages::WebPageProxy::BackForwardItemAtIndex::Reply(itemID), m_page->pageID()))
return 0;
if (!itemID)
return 0;
return idToHistoryItemMap().get(itemID).get();
}
static uint64_t getIDForHistoryItem(HistoryItem* item)
{
uint64_t itemID = 0;
std::pair<HistoryItemToIDMap::iterator, bool> result = historyItemToIDMap().add(item, 0);
if (result.second) {
itemID = generateHistoryItemID();
result.first->second = itemID;
idToHistoryItemMap().set(itemID, item);
} else
itemID = result.first->second;
ASSERT(itemID);
return itemID;
}
HistoryItem* WebBackForwardListProxy::itemForID(uint64_t itemID)
{
return idToHistoryItemMap().get(itemID).get();
}
